I might spring you might spring he might spring we might spring you might spring they might spring
V-ing form
I might be springing you might be springing he might be springing we might be springing you might be springing they might be springing
Perfect
I might have sprung you might have sprung he might have sprung we might have sprung you might have sprung they might have sprung
V-ing perfect
I might have been springing you might have been springing he might have been springing we might have been springing you might have been springing they might have been springing
Negation
Simple form
I mightn't spring you mightn't spring he mightn't spring we mightn't spring you mightn't spring they mightn't spring
V-ing form
I mightn't be springing you mightn't be springing he mightn't be springing we mightn't be springing you mightn't be springing they mightn't be springing
Perfect
I mightn't have sprung you mightn't have sprung he mightn't have sprung we mightn't have sprung you mightn't have sprung they mightn't have sprung
V-ing perfect
I mightn't have been springing you mightn't have been springing he mightn't have been springing we mightn't have been springing you mightn't have been springing they mightn't have been springing
Interrogative form
Simple form
might I spring? might you spring? might he spring? might we spring? might you spring? might they spring?
V-ing form
might I be springing? might you be springing? might he be springing? might we be springing? might you be springing? might they be springing?
Perfect
might I have sprung? might you have sprung? might he have sprung? might we have sprung? might you have sprung? might they have sprung?
V-ing perfect
might I have been springing? might you have been springing? might he have been springing? might we have been springing? might you have been springing? might they have been springing?
Interro-negative form
Simple form
mightn't I spring? mightn't you spring? mightn't he spring? mightn't we spring? mightn't you spring? mightn't they spring?
V-ing form
mightn't I be springing? mightn't you be springing? mightn't he be springing? mightn't we be springing? mightn't you be springing? mightn't they be springing?
Perfect
mightn't I have sprung? mightn't you have sprung? mightn't he have sprung? mightn't we have sprung? mightn't you have sprung? mightn't they have sprung?
V-ing perfect
mightn't I have been springing? mightn't you have been springing? mightn't he have been springing? mightn't we have been springing? mightn't you have been springing? mightn't they have been springing?